Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle BMW E46 323i M52 2.5L

BMW E46 323i M52 2.5L Performance Parts & Upgrades

Sort By
Filter By
Return to Top
ES#3477029 - IRPE46ACCP-1 - Adjustable Camber/Caster Plates - Coilovers - Easily adjust front camber for the first time, with additional caster adjustment - Perfect for installation of coilover kits! - IRP - Individual Racing Parts - BMW

Easily adjust front camber for the first time, with additional caster adjustment - Perfect for installation of coilover kits! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with front coilover suspension

Brand:
IRP - Individual Racing Parts - Corporate Logo
ES#:
3477029
Mfg#:
IRPE46ACCP-1
Ships on Aug 19, 2026
$288.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4505471 - BM17-HDG4 - Heavy Duty Sprung 4-Pad Racing Clutch Kit - Perfect for high performance street and road racing demands. Conservatively rated up to 505 ft/lbs torque capacity. - ACT - BMW

Perfect for high performance street and road racing demands. Conservatively rated up to 505 ft/lbs torque capacity. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with 5-speed transmission only

Brand:
ACT - Corporate Logo
ES#:
4505471
Mfg#:
BM17-HDG4
Ships in 7 Business Days
$865.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3028125 - TDR4680001 - Delrin/Aluminum Rear Subframe Bushing Set - Designed to meet the strict regulations of Grand-Am, BMW CCA, and other racing series where a solid aluminum mount is not allowed. - Turner Motorsport - BMW

Designed to meet the strict regulations of Grand-Am, BMW CCA, and other racing series where a solid aluminum mount is not allowed. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3028125
Mfg#:
TDR4680001
In Stock
ON SALE! SAVE 10%
$477.99

This product was last offered at the strikethrough price on
05-02-2026

$430.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3021127 - TWH9905005BLACK - 5mm Wheel Spacers - Black (Pair) - Lightweight wheel spacers with a machined tab for easy removal - Turner Motorsport - BMW MINI

Lightweight wheel spacers with a machined tab for easy removal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3021127
Mfg#:
TWH9905005BLACK
In Stock
$129.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3438336 - MRS1600 - Mono RS Coilover Kit - Adjustable Dampening - Monotube coilovers that give full length adjustment, 32-level Dampening, and front camber plates! - GODSPEED - BMW

Monotube coilovers that give full length adjustment, 32-level Dampening, and front camber plates! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
GODSPEED - Corporate Logo
ES#:
3438336
Mfg#:
MRS1600
Ships in 10 Business Days
$850.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2807081 - prach5KT - Wheel Stud Conversion Kit - Full Set - Make wheel changes faster and easier, enough to convert both axles - ECS - BMW

Make wheel changes faster and easier, enough to convert both axles affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Ideal for vehicles with up to 10mm wheel spacers or those without spacers

Brand:
ECS - Corporate Logo
ES#:
2807081
Mfg#:
PRACH5KT
In Stock
$191.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Race bolt kit and flange plate included! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with a production date from 03/2003

Brand:
Spec Clutches - Corporate Logo
ES#:
4474241
Mfg#:
SB072S-S2
Back Ordered
$829.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3438526 - 017730TMS03 - Turner Motorsport Aluminum Solid Transmission Mounts - Designed for track use to eliminate deflection and drive line slop - Turner Motorsport - BMW

Designed for track use to eliminate deflection and drive line slop affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3438526
Mfg#:
017730TMS03
In Stock
ON SALE! SAVE 27%
$113.99

This product was last offered at the strikethrough price on
05-02-2026

$82.77 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3006352 - TSU9975100 - Rear Shock Tower Mount Reinforcement Kit - Prevent stress cracking and torn sheetmetal! - Turner Motorsport - BMW

Prevent stress cracking and torn sheetmetal! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3006352
Mfg#:
TSU9975100
In Stock
$58.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4041088 - B2300001KT - Clutch Stop - Bavarian Autosport - Adjust your clutch pedal to stop at the perfect point. - Bavarian Autosport - BMW

Adjust your clutch pedal to stop at the perfect point. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4041088
Mfg#:
B2300001KT
In Stock
ON SALE! SAVE 20%
$26.99

This product was last offered at the strikethrough price on
05-02-2026

$21.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3021137 - TWH9905020BLACK - 20mm Wheel Spacers - Black (Pair) - Lightweight wheel spacers with a machined tab for easy removal - Turner Motorsport - BMW MINI

Lightweight wheel spacers with a machined tab for easy removal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3021137
Mfg#:
TWH9905020BLACK
In Stock
ON SALE! SAVE 42%
$155.99

This product was last offered at the strikethrough price on
05-02-2026

$90.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2650509 - PFR5-504-15X2 - Performance Polyurethane Rear Sway Bar Bushing Set - Stiffer bushings allow sway bars to work at their fullest potential. For 15mm sway bar. - Powerflex - BMW

Stiffer bushings allow sway bars to work at their fullest potential. For 15mm sway bar. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Powerflex - Corporate Logo
ES#:
2650509
Mfg#:
PFR5-504-15X2
In Stock
$57.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2748916 - 002447ECS04KT - Performance Polyurethane Differential Bushing Set - Front Position - ECS engineered to improved power application and superior service life over factory rubber bushings - ECS - BMW

ECS engineered to improved power application and superior service life over factory rubber bushings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2748916
Mfg#:
002447ECS04KT
In Stock
$112.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

4 Point Roll bar for E46 Sedan - Keep you and your passengers safe on the track with a high quality roll bar affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Autopower - Corporate Logo
ES#:
4056277
Mfg#:
60903
Special Order: No Guaranteed ETA
$779.99 USD
Free Shipping
on orders $49 and up
ES#3035439 - SE46-SPRING-SET - Spec E46 Hyperco Spring Set - Hyperco - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hyperco
ES#:
3035439
Mfg#:
SE46-SPRING-SET
Ships on Jun 30, 2026
$383.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4615617
Mfg#:
PRK-H1000D-BM
Ships on Jun 30, 2026
$763.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings